mirror of
https://github.com/ipfs/kubo.git
synced 2025-05-20 08:27:29 +08:00
95 lines
2.5 KiB
Go
95 lines
2.5 KiB
Go
package coreunix
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import (
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"bytes"
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"context"
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"io/ioutil"
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"testing"
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core "github.com/ipfs/go-ipfs/core"
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ft "gx/ipfs/QmQ1JnYpnzkaurjW1yxkQxC2w3K1PorNE1nv1vaP5Le7sq/go-unixfs"
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importer "gx/ipfs/QmQ1JnYpnzkaurjW1yxkQxC2w3K1PorNE1nv1vaP5Le7sq/go-unixfs/importer"
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uio "gx/ipfs/QmQ1JnYpnzkaurjW1yxkQxC2w3K1PorNE1nv1vaP5Le7sq/go-unixfs/io"
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bserv "gx/ipfs/QmVKQHuzni68SWByzJgBUCwHvvr4TWiXfutNWWwpZpp4rE/go-blockservice"
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merkledag "gx/ipfs/Qmb2UEG2TAeVrEJSjqsZF7Y2he7wRDkrdt6c3bECxwZf4k/go-merkledag"
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u "gx/ipfs/QmNohiVssaPw3KVLZik59DBVGTSm2dGvYT9eoXt5DQ36Yz/go-ipfs-util"
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chunker "gx/ipfs/QmR4QQVkBZsZENRjYFVi8dEtPL3daZRNKk24m4r6WKJHNm/go-ipfs-chunker"
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cid "gx/ipfs/QmR8BauakNcBa3RbE4nbQu76PDiJgoQgz8AJdhJuiU4TAw/go-cid"
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ipld "gx/ipfs/QmRL22E4paat7ky7vx9MLpR97JHHbFPrg3ytFQw6qp1y1s/go-ipld-format"
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bstore "gx/ipfs/QmS2aqUZLJp8kF1ihE5rvDGE5LvmKDPnx32w9Z1BW9xLV5/go-ipfs-blockstore"
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offline "gx/ipfs/QmYZwey1thDTynSrvd6qQkX24UpTka6TFhQ2v569UpoqxD/go-ipfs-exchange-offline"
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ds "gx/ipfs/Qmf4xQhNomPNhrtZc67qSnfJSjxjXs9LWvknJtSXwimPrM/go-datastore"
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dssync "gx/ipfs/Qmf4xQhNomPNhrtZc67qSnfJSjxjXs9LWvknJtSXwimPrM/go-datastore/sync"
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)
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func getDagserv(t *testing.T) ipld.DAGService {
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db := dssync.MutexWrap(ds.NewMapDatastore())
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bs := bstore.NewBlockstore(db)
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blockserv := bserv.New(bs, offline.Exchange(bs))
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return merkledag.NewDAGService(blockserv)
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}
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func TestMetadata(t *testing.T) {
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ctx := context.Background()
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// Make some random node
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ds := getDagserv(t)
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data := make([]byte, 1000)
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u.NewTimeSeededRand().Read(data)
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r := bytes.NewReader(data)
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nd, err := importer.BuildDagFromReader(ds, chunker.DefaultSplitter(r))
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if err != nil {
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t.Fatal(err)
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}
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c := nd.Cid()
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m := new(ft.Metadata)
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m.MimeType = "THIS IS A TEST"
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// Such effort, many compromise
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ipfsnode := &core.IpfsNode{DAG: ds}
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mdk, err := AddMetadataTo(ipfsnode, c.String(), m)
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if err != nil {
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t.Fatal(err)
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}
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rec, err := Metadata(ipfsnode, mdk)
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if err != nil {
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t.Fatal(err)
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}
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if rec.MimeType != m.MimeType {
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t.Fatalf("something went wrong in conversion: '%s' != '%s'", rec.MimeType, m.MimeType)
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}
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cdk, err := cid.Decode(mdk)
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if err != nil {
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t.Fatal(err)
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}
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retnode, err := ds.Get(ctx, cdk)
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if err != nil {
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t.Fatal(err)
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}
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rtnpb, ok := retnode.(*merkledag.ProtoNode)
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if !ok {
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t.Fatal("expected protobuf node")
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}
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ndr, err := uio.NewDagReader(ctx, rtnpb, ds)
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if err != nil {
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t.Fatal(err)
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}
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out, err := ioutil.ReadAll(ndr)
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if err != nil {
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t.Fatal(err)
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}
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if !bytes.Equal(out, data) {
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t.Fatal("read incorrect data")
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}
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}
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